Correlation between MMSE score and age and OCTA parameters
| r Value | p Value | |
| Age | −0.340 | 0.014* |
| Vascular density | ||
| Whole | 0.438 | 0.001* |
| Fovea | 0.450 | 0.001* |
| Parafovea | 0.370 | 0.007* |
| Foveal avascular zone | −0.531 | <0.001* |
| Outer retina flow rate | 0.124 | 0.380 |
| Choroidal flow rate | 0.253 | 0.070 |
| Choroidal thickness | 0.556 | <0.001* |
p Values with Spearman’s correlation coefficient tests (age, foveal avascular zone and choroidal thickness) and Pearson correlation coefficient tests (density and flow rate).
*Significant at p<0.05.
MMSE, Mini Mental State Examination; OCT, optical coherence tomography.